MEMS (sensors)

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Using LIS3DH direct from coin cell unregulated power

Posted on March 15, 2016 at 17:48The LIS3DH works from 1.8V to 3.6V.If I use it direct from a CR2032 coin cell w/o regulator, will there be any side effects as the voltage drops from 3.3V to ~2.2V?For example, will the calibration drift substantiall...

duppy by Associate
  • 247 Views
  • 0 replies
  • 0 kudos

LIS3DSH scale offset

Posted on March 11, 2016 at 07:21There is a problem with LIS3DSH scale offset. We calibrate our devices for 1000 mG and -1000 mG, using raw data from accelerometer. After 1 month warehouse storage at room temperature, difference between values is st...

mila by Associate
  • 250 Views
  • 0 replies
  • 0 kudos

STEVAL-IME002V1 problems

Posted on September 17, 2015 at 15:47Hope that this is the correct forum section for my question. I have some strange problems with my IME002V1 evaluation kit. When I change some register settings in the Eden application and press write all register...

L3G4200D giving constant values for x, y and z.

Posted on March 09, 2016 at 05:26Hi. I have connected an L3G4200D to an ATMEGA328P via SPI.WHO_AM_I gives me 211d, or 0xD3, which is the expected value.The values I use for control registers are:CTRL_REG1: 0b00001111CTRL_REG2: 0x80CTRL_REG3: 0x00CTR...

enhering by Associate III
  • 448 Views
  • 1 replies
  • 0 kudos

LIS2HH Activity/Inactivity functionality

Posted on March 10, 2016 at 00:27Section 5.1 of the datasheet explains how to use the activity/inactivity block. However the register description:8.3 ACT_THS (1Eh)Activity threshold register (r/w). Its value is fixed at 0x00. Inactivity threshold I ...

jonpry by Associate
  • 327 Views
  • 0 replies
  • 0 kudos

LIS3DSH State Machine ?

Posted on March 08, 2016 at 10:56 Hello ,everyone. Now, I have some prolem about LIS3DSH . I tried run ''state machine'' LIS3DSH presets WakeUp from AN3393 page 78, but anything I do, the interrupt occur on INT1 all the time. What is the Probl...

stc3105 convert data

Posted on March 07, 2016 at 01:04Hey. I understand that this topic is not the place, there was no forum for the addition.Help with data conversion, we need the full formula. For example, at current consumption register REG_CURRENT is 65527, as I und...

den2life by Associate II
  • 295 Views
  • 1 replies
  • 0 kudos

Detecting accelerometer orientation (LIS2DH12)

Posted on March 03, 2016 at 18:02I am using the LIS2DH12 chip in a small battery powered box in users' vehicles. Whenever a user accelerates the vehicle, I would like to find out if the vehicle is moving forwards, or backwards, or turning, or going ...

yogesh by Associate
  • 381 Views
  • 0 replies
  • 0 kudos

ST LSM6DSL or Invensense MPU-6555 ?

Posted on March 02, 2016 at 18:42Hi, we have to chose a accelerometer/gyro combo for our sleep/motion tracking wearable. We have a big focus on energy consumption since the form factor of our wearable device should be exceptionally small and therefo...